On 22.02.2012 14:46, Shradha Shah wrote: > Hello All, > > I am trying to migrate a KVM guest while implementing the patches for PCI-Passthrough of SRIOV Vf's and > I repeatedly see the following error: > [root@c6100k cwd]# virsh migrate --live dibenchvm1 qemu+ssh://c6100l.uk.level5networks.com/system > error: operation failed: migration job: unexpectedly failed > > I have turned on debugging in /etc/libvirt/libvirtd.conf and I see the following debug in > /var/log/libvirt/libvirtd.log > > 10:37:26.632: 2449: error : qemuMonitorIO:584 : internal error End of file from monitor > 10:37:26.632: 2449: debug : qemuMonitorIO:617 : Error on monitor internal error End of file from monitor > 10:37:26.632: 2449: debug : virEventPollUpdateHandle:145 : Update handle w=21 e=12 > 10:37:26.632: 2449: debug : virEventPollInterruptLocked:676 : Skip interrupt, 1 -1497479264 > 10:37:26.632: 2449: debug : qemuMonitorIO:640 : Triggering EOF callback > 10:37:26.632: 2449: debug : qemuProcessHandleMonitorEOF:125 : Received EOF on 0x7f588c003540 'dibenchvm1' > 10:37:26.632: 2449: debug : qemuProcessStop:3271 : Shutting down VM 'dibenchvm1' pid=18739 migrated=0 > 10:37:26.632: 2449: debug : qemuMonitorClose:765 : mon=0x7f588c00c7f0 > 10:37:26.632: 2449: debug : virEventPollRemoveHandle:172 : Remove handle w=21 > 10:37:26.633: 2449: debug : virEventPollRemoveHandle:185 : mark delete 9 20 > 10:37:26.633: 2449: debug : virEventPollInterruptLocked:676 : Skip interrupt, 1 -1497479264 > 10:37:26.633: 2449: debug : qemuProcessKill:3217 : vm=dibenchvm1 pid=18739 gracefully=0 > 10:37:26.633: 2449: debug : qemuProcessAutoDestroyRemove:3736 : vm=dibenchvm1 uuid=a4452511-0f97-734a-dbcc-f4c66f821956 > 10:37:26.633: 2449: debug : virSecurityDACRestoreSecurityAllLabel:504 : Restoring security label on dibenchvm1 migrated=0 > > May I ask for suggestions on how I can debug the monitor and find out the reason why the qemu monitor dies? I've seen this many times esp. when using upstream qemu. I mean in general when qemu dies during migration. Some info may be in domain log under /var/log/libvirt/qemu/<domain>.log; But if qemu dies there is not much libvirt can do to resurrect it. Michal -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list